Q: Answer A: Answer key 1. B - Primary Health Care PHC 2. B - Patients often initially present with non-specific symptoms 3. E - PET-CT 4. C - Choose tests that provide useful information for management: right test, right patient 5. C - Test → Result → Interpretation → Treatment/Referral → Follow-up 6. E - Interpret the test result together with clinical findings 7. C - Symptoms, clinical examination findings, and known risk factors 8. B - Sensitivity, specificity, availability, cost, turnaround time, and patient factors 9. C - False-positive/negative results, radiation, invasive procedures, and anxiety 10. D - COVID-19 rapid antigen test 11. C - Hypertension, dyslipidaemia, early heart failure, and stroke risk assessment 12. C - Framingham Risk Score, WHO/ISH Risk Charts, and QRISK 13. C - HbA1c ≥ 6.5% or ≥ 48 mmol/mol 14. B - Urine albumin-to-creatinine ratio ACR 15. C - Kidney disease → Urine ACR and estimated GFR eGFR 16. C - Urea breath test and stool antigen test 17. B - Unintentional weight loss, GI bleeding, or iron-deficiency anaemia 18. B - Chest X-ray 19. C - Prevent antimicrobial resistance through wise use of diagnostic tests 20. C - Request tests for the specific clinical question, not from habit